<?php

/**
 * This is the model class for table "lths_notice".
 *
 * The followings are the available columns in table 'lths_notice':
 * @property integer $id
 * @property string $title
 * @property string $content
 * @property string $staff_id
 * @property integer $status
 * @property string $create_time
 * @property string $update_time
 */
class Notice extends CActiveRecord
{
	/**
	 * Returns the static model of the specified AR class.
	 * @param string $className active record class name.
	 * @return Notice the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'lths_notice';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('title, content', 'required'),
			array('status', 'numerical', 'integerOnly'=>true),
			array('title', 'length', 'max'=>100),
			array('content', 'length', 'max'=>6000),
			array('staff_id', 'length', 'max'=>4),
			array('create_time, update_time', 'safe'),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('id, title, content, staff_id, status, create_time, update_time', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'title' => '标题',
			'content' => '内容',
			'staff_id' => '发起人',
			'status' => 'Status',
			'create_time' => '创建时间',
			'update_time' => 'Update Time',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id);
		$criteria->compare('title',$this->title,true);
		$criteria->compare('content',$this->content,true);
		$criteria->compare('staff_id',$this->staff_id,true);
		$criteria->compare('status',$this->status);
		$criteria->compare('create_time',$this->create_time,true);
		$criteria->compare('update_time',$this->update_time,true);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
		));
	}
	
	public function scopes()
	{
		return array(
		    'recently'=>array(
		          'order'=>'create_time DESC',
		          'limit'=>8,
		    ),
		    'last'=>array(
		          'order'=>'create_time DESC',
		          'limit'=>1,
		    ),
		);

	}
	
	public function getLastNotice()
	{
		return self::model()->last()->find();
	}
	public function behaviors(){  
    return array(  
        'CTimestampBehavior' => array(  
            'class' => 'zii.behaviors.CTimestampBehavior',  
            'createAttribute' => 'create_time',  
            'updateAttribute' => 'update_time',  
        )  
      );  
    }  
}